Leptaulax bicolor is a beetle of the family Passalidae found throughout Australia, Cambodia, Eastern Himalayas, India, Indonesia: Borneo, Java, Moluccas, Sulawesi, Sumatra; Laos, Malaysia, Myanmar, New Guinea, Philippines, Sri Lanka, Thailand and Vietnam.
Synonyms
There are several synonyms assigned to the species due to widespread distribution and similarity with other related species.
- Leptaulacides analis <small>Zang, 1906</small>
- Leptaulacides anaulax <small>Zang, 1905</small>
- Leptaulacides andamanarum <small>Zang, 1905</small>
- Leptaulacides fruhstorferi <small>Zang, 1905</small>
- Leptaulacides nietneri <small>Zang, 1905</small>
- Leptaulacides palawanicus <small>Zang, 1905</small>
- Leptaulacides papuanus <small>Zang, 1906</small>
- Leptaulacides rugulosus <small>Zang, 1905</small>
- Leptaulax abdominisculptus <small>Kuwert, 1891</small>
- Leptaulax aurivillii <small>Kuwert, 1891</small>
- Leptaulax batchianae <small>Kuwert, 1891</small>
- Leptaulax calcuttae <small>Kuwert, 1891</small>
- Leptaulax cicatricosus <small>Kuwert, 1891</small>
- Leptaulax consequens <small>Kuwert, 1891</small>
- Leptaulax differentispina <small>Kuwert, 1891</small>
- Leptaulax dindigalensis <small>Kuwert, 1898</small>
- Leptaulax divaricatus <small>Kuwert, 1898</small>
- Leptaulax evidens <small>Kuwert, 1898</small>
- Leptaulax formosanus <small>Doesburg, 1942</small>
- Leptaulax geminus <small>Kuwert, 1898</small>
- Leptaulax hansemanni <small>Kuwert, 1898</small>
- Leptaulax incipiens <small>Kuwert, 1891</small>
- Leptaulax malaccae <small>Kuwert, 1891</small>
- Leptaulax manillae <small>Kuwert, 1891</small>
- Leptaulax maxillonotus <small>Kuwert, 1891</small>
- Leptaulax medius <small>Kuwert, 1891</small>
- Leptaulax morator <small>Kuwert, 1898</small>
- Leptaulax niae <small>Kuwert, 1898</small>
- Leptaulax novaeguineae <small>Kuwert, 1891</small>
- Leptaulax obtusidens <small>Kuwert, 1891</small>
- Leptaulax roepstorfi <small>Kuwert, 1898</small>
- Leptaulax separandus <small>Kuwert, 1891</small>
- Leptaulax sequens <small>Kuwert, 1898</small>
- Leptaulax subconsequens <small>Kuwert, 1891</small>
- Leptaulax sumatrae <small>Kuwert, 1898</small>
- Leptaulax tenesserimensis <small>Kuwert, 1898</small>
- Passalus innocuus <small>Dejean, 1837</small>
- Passalus vicinus <small>Percheron, 1844</small>
- Passalus bicolor <small>Fabricius, 1801</small>
References